Cher was "shocked" to find out her real name. The 78-year-old singer was raised as Cherilyn Sarkisian , but in 1979, she applied for a copy of her birth certificate so she could officially change her moniker to reflect the one she used as a performer - and discovered she had actually been registered as Cheryl. In an extract from her book Cher: The Memoir, Part One seen by People magazine, she wrote: "I believed Cherilyn was my name until the day years later when I decided to legally change my